OpenTechnical

OT-2026-000033824

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000033824) never changes.

Identity and time

Publication numberOT-2026-000033824 · never reused
Internal UUID01a0ae75-a391-7584-b246-d545b728de9d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033824
StatusPUBLIC

Content hashes

Canonical text3a58b467739e7a28ccb438a4a39f58af92b899de02412e33386bd77f3bcbc653
Markdownc12be8c7e34ebb83f8866ce587f491a37bcd716304ffb8bac9e403d8612eb3e0
PDF
Publication page54ab665b3050f2bd0efe2b33ff927684b38fe1813e15a7cd84ba4fcfe4b3b0d2
Manifest9ed220c466f4d44e209742f008b3019130494c7dfbf2d1550ef3ddc3ea91724b

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureYt4HklJt3IWB9lmxshvqwwHkr0jLpuOmAEB1h3CrDW4HCN+ususzcT2yqPpFulhM1jqLdCNYDej6Ow9nQylNAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:31:52.445299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033824
observed 54ab665b3050f2bd0efe2b33ff927684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:52.419295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033824/manifest.json
observed 9ed220c466f4d44e209742f008b30191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:52.401556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033824/publication.md
observed c12be8c7e34ebb83f8866ce587f491a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:52.381597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033824/publication.txt
observed 3a58b467739e7a28ccb438a4a39f58af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.